Finding the Fourth Proportional to 1,415.08, 1,950.75 and 994.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,415.08 : 1,950.75 = 994.15 : x
2. Step 2: Convert to fraction form
   1,415.08/1,950.75 = 994.15/x
3. Step 3: Cross multiply
   1,415.08x = 1,950.75 × 994.15
4. Step 4: Simplify right side
   1,415.08x = 1,939,338.11
5. Step 5: Solve for x
   x = 1,939,338.11/1,415.08
6. Step 6: Final answer
   x = 1,370.48